Home / 189,633,463.07-261,692,201.25-111,301,882.85

Finding the Fourth Proportional to 189,633,463.07, 261,692,201.25 and 111,301,882.85

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Solution

The fourth proportional to 189,633,463.07, 261,692,201.25 and 111,301,882.85 is: 153,595,437.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,633,463.07 : 261,692,201.25 = 111,301,882.85 : x
  2. Step 2: Convert to fraction form
    189,633,463.07/261,692,201.25 = 111,301,882.85/x
  3. Step 3: Cross multiply
    189,633,463.07x = 261,692,201.25 × 111,301,882.85
  4. Step 4: Simplify right side
    189,633,463.07x = 29,126,834,726,940,356
  5. Step 5: Solve for x
    x = 29,126,834,726,940,356/189,633,463.07
  6. Step 6: Final answer
    x = 153,595,437.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.